输入案例
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A 1 import java.util.Scanner; public class Main{ public static void main(String[] args) { Scanner input = new Scanner(System.in); int n = input.nextInt(); int jia = input.nextInt(); int yi = input.nextInt(); int i = 0, a = 0; b = 0; while(i < n) { int a1 = input.nextInt(); int b1 = input.nextInt(); int a2 = input.nextInt(); int b2 = input.nextInt(); int s = a1 + a2; if(a1 == a2 && b1 == s) { continue; } if(b1 == s) { a++; if(a > jia){ System.out.println("A"); System.out.println(b); } } if(b1 == s) { b++; if(a > jia){ System.out.println("B"); System.out.println(a); } } } i++; } }